#631337#631337

#631337 is a dark, moderate pink. Relative luminance 0.034; OKLCH L 33.9% C 0.117 H 358.4°. Best body text is #FFFFFF at 12.51:1 contrast (WCAG AA passes).

Color values

HEX	#631337
RGB	rgb(99, 19, 55)
HSL	hsl(333, 68%, 23%)
HSV	hsv(333, 81%, 39%)
CMYK	cmyk(0%, 80.8%, 44.4%, 61.2%)
CIE-LAB	lab(21.56, 37.94, -1.44)
CIE-LCH	lch(21.56, 37.97, 357.82°)
OKLab	oklab(33.91% 0.1166 -0.0033)
OKLCH	oklch(33.91% 0.117 358.4)
XYZ	xyz(6.0685, 3.3950, 3.9494)
Luminance	0.0339 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631337 #13633F

analogous

#63135F #631337 #631713

triadic

#631337 #376313 #133763

tetradic

#631337 #5F6313 #13633F #171363

square

#631337 #5F6313 #13633F #171363

split-complementary

#631337 #136317 #135F63

monochromatic

#1A050E #30091A #631337 #961D54 #CA2770

Accessibility & contrast

On white

12.51

#631337 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#631337 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631337

12.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631337	#FFFFFF	#000000	##FFFFFF
##631337	1.00	12.51	1.68	12.51
#FFFFFF	12.51	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#242A38

Deuteranopia (green-blind)

#3A3935

Tritanopia (blue-blind)

#6C0623

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #631337;
/* rgb */ color: rgb(99, 19, 55);
/* oklch */ color: oklch(33.9% 0.117 358.4);

Tailwind

colors: {
  custom: {
    50: '#945a6d',
    500: '#631337',
    950: '#000000',
  },
}

SCSS

$custom: #631337;
$custom-light: #945a6d;
$custom-dark: #000000;

JSON

{
  "hex": "#631337",
  "rgb": {
    "r": 99,
    "g": 19,
    "b": 55
  },
  "hsl": {
    "h": 333,
    "s": 67.797,
    "l": 23.137
  },
  "oklch": {
    "l": 0.33912,
    "c": 0.11662,
    "h": 358.4
  },
  "luminance": 0.03394
}

Semantic roles & 50–950 ramp

primary

#631337

secondary

#379B6E

accent

#EB9D3D

background

#F9F5F6

surface

#F2E9EB

border

#CCC5C6

text

#0E0407

muted

#7E797A

Preview Lab

Preview with #631337

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →